private void MainForm_Load(object sender, System.EventArgs e)
{
init();
#region 指定每帧刷新事件
axRenderControl1.RcFrame += new _IRenderControlEvents_RcFrameEventHandler(axRenderControl1_RcFrame);
_rcFrame = new _IRenderControlEvents_RcFrameEventHandler(axRenderControl1_RcFrame);
#endregion 指定每帧刷新事件
}
private void MainForm_Load(object sender, System.EventArgs e)
{
// 初始化RenderControl控件
IPropertySet ps = new PropertySet();
ps.SetProperty("RenderSystem", gviRenderSystem.gviRenderOpenGL);
this.axRenderControl1.Initialize(true, ps);
this.axRenderControl1.Camera.FlyTime = 1;
rootId = this.axRenderControl1.ObjectManager.GetProjectTree().RootID;
// 设置天空盒
if (System.IO.Directory.Exists(strMediaPath))
{
string tmpSkyboxPath = strMediaPath + @"\skybox";
ISkyBox skybox = this.axRenderControl1.ObjectManager.GetSkyBox(0);
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageBack, tmpSkyboxPath + "\\1_BK.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageBottom, tmpSkyboxPath + "\\1_DN.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageFront, tmpSkyboxPath + "\\1_FR.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageLeft, tmpSkyboxPath + "\\1_LF.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageRight, tmpSkyboxPath + "\\1_RT.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageTop, tmpSkyboxPath + "\\1_UP.jpg");
}
else
{
MessageBox.Show("请不要随意更改SDK目录名");
return;
}
// 加载FDB场景
try
{
IConnectionInfo ci = new ConnectionInfo();
ci.ConnectionType = gviConnectionType.gviConnectionFireBird2x;
string tmpFDBPath = (strMediaPath + @"\SDKDEMO.FDB");
ci.Database = tmpFDBPath;
IDataSourceFactory dsFactory = new DataSourceFactory();
IDataSource ds = dsFactory.OpenDataSource(ci);
string[] setnames = (string[])ds.GetFeatureDatasetNames();
if (setnames.Length == 0)
{
return;
}
IFeatureDataSet dataset = ds.OpenFeatureDataset(setnames[0]);
string[] fcnames = (string[])dataset.GetNamesByType(gviDataSetType.gviDataSetFeatureClassTable);
if (fcnames.Length == 0)
{
return;
}
fcMap = new Hashtable(fcnames.Length);
foreach (string name in fcnames)
{
IFeatureClass fc = dataset.OpenFeatureClass(name);
// 找到空间列字段
List <string> geoNames = new List <string>();
IFieldInfoCollection fieldinfos = fc.GetFields();
for (int i = 0; i < fieldinfos.Count; i++)
{
IFieldInfo fieldinfo = fieldinfos.Get(i);
if (null == fieldinfo)
{
continue;
}
IGeometryDef geometryDef = fieldinfo.GeometryDef;
if (null == geometryDef)
{
continue;
}
geoNames.Add(fieldinfo.Name);
}
fcMap.Add(fc, geoNames);
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
return;
}
// CreateFeautureLayer
bool hasfly = false;
foreach (IFeatureClass fc in fcMap.Keys)
{
List <string> geoNames = (List <string>)fcMap[fc];
foreach (string geoName in geoNames)
{
if (!geoName.Equals("Geometry"))
{
continue;
}
IFeatureLayer featureLayer = this.axRenderControl1.ObjectManager.CreateFeatureLayer(
fc, geoName, null, null, rootId);
if (!hasfly)
{
IFieldInfoCollection fieldinfos = fc.GetFields();
IFieldInfo fieldinfo = fieldinfos.Get(fieldinfos.IndexOf(geoName));
IGeometryDef geometryDef = fieldinfo.GeometryDef;
IEnvelope env = geometryDef.Envelope;
if (env == null || (env.MaxX == 0.0 && env.MaxY == 0.0 && env.MaxZ == 0.0 &&
env.MinX == 0.0 && env.MinY == 0.0 && env.MinZ == 0.0))
{
continue;
}
angle.Set(0, -20, 0);
this.axRenderControl1.Camera.LookAt(env.Center, 1000, angle);
}
hasfly = true;
}
}
{
this.helpProvider1.SetShowHelp(this.axRenderControl1, true);
this.helpProvider1.SetHelpString(this.axRenderControl1, "");
this.helpProvider1.HelpNamespace = "CameraTour.html";
}
// 注册播放事件
this.axRenderControl1.RcCameraTourWaypointChanged += new _IRenderControlEvents_RcCameraTourWaypointChangedEventHandler(axRenderControl1_RcCameraTourWaypointChanged);
this.axRenderControl1.RcCameraFlyFinished += new _IRenderControlEvents_RcCameraFlyFinishedEventHandler(axRenderControl1_RcCameraFlyFinished);
// 注册输出视频事件
this.axRenderControl1.RcVideoExportBegin += new _IRenderControlEvents_RcVideoExportBeginEventHandler(axRenderControl1_RcVideoExportBegin);
this.axRenderControl1.RcVideoExporting += new _IRenderControlEvents_RcVideoExportingEventHandler(axRenderControl1_RcVideoExporting);
this.axRenderControl1.RcVideoExportEnd += new _IRenderControlEvents_RcVideoExportEndEventHandler(axRenderControl1_RcVideoExportEnd);
// 指定每帧刷新事件
this.axRenderControl1.RcFrame += new _IRenderControlEvents_RcFrameEventHandler(axRenderControl1_RcFrame);
_rcFrame = new _IRenderControlEvents_RcFrameEventHandler(axRenderControl1_RcFrame);
}
private void init()
{
// 设置RenderControl控件为球
string tmpTedPath = (strMediaPath + @"\terrain\SingaporeGlobeTerrain.ted");
wkt = this.axRenderControl1.GetTerrainCrsWKT(tmpTedPath, "");
IPropertySet ps = new PropertySet();
ps.SetProperty("RenderSystem", "OpenGL");
this.axRenderControl1.Initialize2(wkt, ps);
this.axRenderControl1.Camera.FlyTime = 1;
rootId = this.axRenderControl1.ObjectManager.GetProjectTree().RootID;
// 注册地形
this.axRenderControl1.Terrain.RegisterTerrain(tmpTedPath, "");
this.axRenderControl1.Terrain.FlyTo(gviTerrainActionCode.gviFlyToTerrain);
this.axRenderControl1.RcFrame += new Gvitech.CityMaker.Controls._IRenderControlEvents_RcFrameEventHandler(axRenderControl1_RcFrame);
this.OnFrame = new _IRenderControlEvents_RcFrameEventHandler(OnFrameUpdateUI);
#region 加载FDB场景
try
{
IConnectionInfo ci = new ConnectionInfo();
ci.ConnectionType = gviConnectionType.gviConnectionFireBird2x;
string tmpFDBPath = (strMediaPath + @"\SDKDEMO.FDB");
ci.Database = tmpFDBPath;
IDataSourceFactory dsFactory = new DataSourceFactory();
IDataSource ds = dsFactory.OpenDataSource(ci);
string[] setnames = (string[])ds.GetFeatureDatasetNames();
if (setnames.Length == 0)
{
return;
}
IFeatureDataSet dataset = ds.OpenFeatureDataset(setnames[0]);
string[] fcnames = (string[])dataset.GetNamesByType(gviDataSetType.gviDataSetFeatureClassTable);
if (fcnames.Length == 0)
{
return;
}
fcMap = new Hashtable(fcnames.Length);
foreach (string name in fcnames)
{
IFeatureClass fc = dataset.OpenFeatureClass(name);
// 找到空间列字段
List <string> geoNames = new List <string>();
IFieldInfoCollection fieldinfos = fc.GetFields();
for (int i = 0; i < fieldinfos.Count; i++)
{
IFieldInfo fieldinfo = fieldinfos.Get(i);
if (null == fieldinfo)
{
continue;
}
IGeometryDef geometryDef = fieldinfo.GeometryDef;
if (null == geometryDef)
{
continue;
}
geoNames.Add(fieldinfo.Name);
}
fcMap.Add(fc, geoNames);
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
return;
}
// CreateFeautureLayer
//bool hasfly = false;
foreach (IFeatureClass fc in fcMap.Keys)
{
List <string> geoNames = (List <string>)fcMap[fc];
foreach (string geoName in geoNames)
{
if (!geoName.Equals("Geometry"))
{
continue;
}
IFeatureLayer featureLayer = this.axRenderControl1.ObjectManager.CreateFeatureLayer(
fc, geoName, null, null, rootId);
//if (!hasfly)
//{
// IFieldInfoCollection fieldinfos = fc.GetFields();
// IFieldInfo fieldinfo = fieldinfos.Get(fieldinfos.IndexOf(geoName));
// IGeometryDef geometryDef = fieldinfo.GeometryDef;
// IEnvelope env = geometryDef.Envelope;
// if (env == null || (env.MaxX == 0.0 && env.MaxY == 0.0 && env.MaxZ == 0.0 &&
// env.MinX == 0.0 && env.MinY == 0.0 && env.MinZ == 0.0))
// continue;
// angle.Set(0, -20, 0);
// point = new GeometryFactory().CreatePoint(gviVertexAttribute.gviVertexAttributeZ);
// point.SpatialCRS = fc.FeatureDataSet.SpatialReference;
// point.SetCoords(env.Center.X, env.Center.Y, env.Center.Z, 0, 0);
// this.axRenderControl1.Camera.LookAt2(point, 500, angle);
//}
//hasfly = true;
}
}
#endregion
}
